No matter which route you take, all roads lead to fun in Lake County, Illinois, which is located halfway between Chicago and Milwaukee. Lake County is home to 170 lakes and rivers, 30,000 acres of lush forest preserves, miles of hiking and biking trails, Six Flags Great America, Naval Station Great Lakes, Ravinia Festival and sandy beaches along Lake Michigan's shoreline. Family adventure is around every turn and awaits you in Lake County.